package com.example.springaopdemo.Controllar;import org.aspectj.lang.annotation.Around;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RestController;@RestController@RequestMapping("/user")public class UserControllar {    @RequestMapping("/hi")    public String sayHi(String name)    {        System.out.println("sayHi 调用");        return "hi," + name;    }    @RequestMapping("/hello")    public String sayHello()    {        System.out.println("sayHello 调用");        return "Hello,World";    }}